No. 1
Double-ended spanners of similar shape provided for general use.
For nuts 5/32" and 3/16" across flats. Length 2.4", thickness
1/16".
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No.2
Double-ended spanners of similar shape provided for general use.
For nuts 7/32" and 1/4" across flats. Length 2.75", thickness
5/64".
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No. 3
Double-ended spanners of similar shape provided for general use.
For nuts 9/32" and 5/16" across flats. Length 3.2", thickness
7/64".
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No. 4
Double-ended spanners of similar shape provided for general use. For nuts
11/32" and 3/8" across flats. Length 3.5", thickness
1/8".
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No. 5
Double-ended spanners of similar shape provided for general use.
For nuts 13/32" and 7/16" across flats. Length 3.8", thickness
5/32".
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No. 6
Double-ended spanners of similar shape provided for general use.
For nuts 17/32" and 1/2" across flats. Length 4.2", thickness
11/64". The No. 6 is specially suitable for the fixing nuts of
Clocks No. 44 and the bank-securing nuts of 2-motion selectors.
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No. 7
Double-ended spanner, 6" long and 3/16" thick. For nuts across flats,
for bank-securing rods of Siemens' No.
50 two-motion selectors.
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No. 8
Double-ended spanner, 4.25" long, 1/8" thick. For nuts
5/8" and 7/16" across flats, which are fitted on Scales, Automatic No.
1.
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No. 9
Single-ended spanner, 4" long, 3/16" thick. Handle slightly offset. For nuts
9/32" across flats, which are fitted to Siemens' No. 5 and No. 16 uniselectors.
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No. 10
Single-ended spanner, 3.5" long, 5/64" thick, for nuts
0.61" across flats. For the ward barrel of 20 character answer-back units
of Teleprinters No. 7.
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No. 11
Used on Transmitters, Automatic Nos. 3A, 4A and 5A. Clutch Lock Nuts.
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No. 12
For use on adjustment gland and locknut of 4000 type selectors.
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No. 13
Ring Spanner for 4BA and 8BA nuts of 4000 type selectors.
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No. 14
For adjusting magnet gland and lock nut on clocks No. 44.
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No. 15
For use on Teleprinter No. 15.
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No. 16
For use on Teleprinter No. 15.
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No. 17
For use on Teleprinter No. 15.
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No. 18
For use on Teleprinter No. 15.
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No. 19
Articulated Ring Spanner for use on Plessey and GEC Crossbar Switches
(Type 6C/2 or equivalent).
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No.
20 For use on BXB Crossbar Switches, Magnetic Counter.
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No. 21
For use on BXB Crossbar Switches, Selector Yoke Pile-up and Pivots.
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No. 22
For use on BXB Crossbar Switches, Selector Pivots.
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No. 23
For use on 5005 and BXB Crossbar Switches for Holding Horizontal Bars.
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No. 24
For use on BXB Crossbar Switches, Horizontal Bar Pivot Screw and Nut.
Two required.
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No.
25 For use on Teleprinter No. 23A.
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No.
26 For use on Teleprinter No. 23A.
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No.
27 For use with Adjuster Cam No. 2A to adjust the cam bank inner
bearing on Mechanism Pulsing No. 8.
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